/Engine/Plugins/MovieScene/MovieRenderPipeline/Source/MovieRenderPipelineCore/Public/Graph/MovieGraphPipeline.h
Gets the Output Merger for this Movie Pipeline which is responsible for gathering all of the data coming in for a given output frame, before making it available to the MovieGraphPipeline.
[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [UE::MovieGraph::IMovieGraphOutputMerger](API\Plugins\MovieRenderPipelineCore\Graph\IMovieGraphOutputMerger) > GetOutputMerger() const